|
| US3987392 | 18 Jun 1974 | 19 Oct 1976 | Robert Bosch G.m.b.H. | Luminescent voltage indicator circuit |
| US4644341 | 5 Jul 1984 | 17 Feb 1987 | Tri-Tronics Company, Inc. | Contrast indicating arrangement in photoelectric sensing systems |
| US4828257 | 3 Feb 1988 | 9 May 1989 | Powercise International Corporation | Electronically controlled exercise system |
| US4965548 | 9 Feb 1989 | 23 Oct 1990 | Banner Engineering Corp. | Level indicator with alarm |
| US5399940 | 9 Jun 1993 | 21 Mar 1995 | Lutron Electronics Co., Inc. | Lighting indicating device having plural illuminating elements with all such elements being illuminated with one being greater than the others |
| US5486843 | 23 Jun 1994 | 23 Jan 1996 | Motorola, Inc. | Signal level indicator and associated method |
| US5736970 | 16 Nov 1994 | 7 Apr 1998 | The United States of America as represented by the Administrator of the National Aeronautics and Space Administration | Accelerometer method and apparatus for integral display and control functions |
| US6947035 | 3 Feb 1997 | 20 Sep 2005 | Canon Kabushiki Kaisha | Battery powered electrical equipment with power saving operation |
| US8004527 | 17 Jan 2007 | 23 Aug 2011 | Newport Corporation | Self-centering zoom bar graph |
| US8194076 | 20 Jul 2011 | 5 Jun 2012 | Newport Corporation | Auto-scaling strip chart |